N.B. Birth dates of living people have been omitted. (Relationships explained)
1 April
- 1790 – John SOMERVILLE, our 4x-great uncle, was born at the British Lying-in Hospital, Holborn, London
- 1872 – Mary GRAY, our first cousin three times removed, was born at Kirkintilloch, Scotland
- 1907 – Frederick William Ambrose DUESBURY, our second cousin three times removed, died at Wolverhampton, England
- 1925 – Lloyd Galbraith McCUSKER and Olga Mary KENSELL, parents-in-law of our uncle Douglas Gray HAGUE, were married at Quirindi, New South Wales
- 1934 – Louisa Jane ARNOLD, our first cousin three times removed, died at Mudgee, New South Wales
2 April
- 1798 – Robert PARKER, our 3x-great grandfather, was born at Galston, Ayrshire, Scotland
- 1896 – Elsie SKINNER, our second cousin twice removed, was born at Mayfield, Sussex, England
- 1927 – Reginald John BOYDELL, our second cousin once removed, was born
- 1932 – Noel Grace KOINA, our second cousin once removed, died at Petersham, New South Wales
3 April
- 1814 – Sarah SMITH, our 3x-great aunt, died aged 4 years old at Wadhurst, England
- 1867 – Joseph William ARNOLD, our first cousin three times removed, married Jane Elizabeth OXLEY at Mudgee
- 1914 – Herbert William DUESBURY, our half first cousin once removed, died at Rockdale
- 1963 – Percy CAFE, husband of our second cousin twice removed Leelah GAWTHORNE, died at Mudgee
- 1973 – Clara Maude WEBB (nee SMITH), our first cousin twice removed, died at Roseville
4 April
- 1797 – Our 4x-great grandparents Robert PARKER and Margaret McKENZIE were married in Glasgow
- 1831 – Elizabeth HAYWARD, our half first cousin three times removed, was born at Richmond NSW
- 1901 – William Henry ARNOLD, our second cousin twice removed, married Emma Jane CARRUTHERS
5 April
- 1808 – Our 4x-great aunt Mary DUESBURY married Henry FRIEND at Derby, England
- 1889 – Dorothy LLOYD, wife of our great uncle Leslie Sydney DUESBURY, was born at Greenwich, NSW
- 1891 – Harry WARD, our second cousin twice removed, died aged 2 in Queensland
- 1941 – Kathleen Mary CROSSING, our second cousin once removed, married Theodore Marcus CLARK at Woollahra, NSW
6 April
- 1824 – Our 3x-great uncle John McDONALD was baptised at Bracadale, Isle of Skye
- 1988 – Adelaide STEWART (nee McKELLAR), our half third cousin once removed, died at Barradine, NSW
7 April
- 1887 – Emily Eliza SIMS, our half second cousin twice removed, married Edward TWOMEY
- 1943 – Madge Wentworth DUESBURY, our first cousin once removed, married Jeffrey Alexander STEVENSON at Mosman, NSW
- 1965 – Clifford Robert MARSH, our second cousin twice removed, died at Roseville, NSW
8 April
- 1842 – Mary Ann CRAFT, our half first cousin three times removed, was born at Campbelltown, NSW
- 1864 – William GRAY, our 3x-great uncle, married Margaret FLEMING at Kilsyth, Scotland
- 1911 – Mary Grace SMITH, our first cousin once removed, was born at Dubbo, NSW
- 1915 – Mary Ann SERGEANT (nee DUESBURY), our half 2x-great aunt, died at Moree, NSW
- 1945 – Bruce Raymond CROSSING, our third cousin, was born
9 April
- 1905 – John Ambrose DUESBURY, our 3x-great uncle, died at Knaresborough, Yorkshire, England
- 1920 – Bruce Leslie DUNNAGE, our half fourth cousin, was born at Campbelltown, New South Wales
- 1988 – Alice Marguerite WORRALL (nee ARNOLD), our third cousin once removed, died
10 April
- 1746 – Edward TESTER and Frances MONK, our 5x-great grandparents, were married at Burwash, Sussex, England
- 1758 – Sarah DUESBURY, our second cousin six times removed, was baptised at Derby, England (her father, William DUESBURY, our first cousin seven times removed, founded the Crown Derby porcelain factory)
- 1845 – Mary Ann DAWSON, our half first cousin three times removed, was born at Sydney, New South Wales
- 1951 – William Benjamin DAWSON, our half second cousin twice removed, died at Ourimbah, New South Wales
- 1955 – Margaret McCLELLAND (nee McDONALD), our great grandmother, died at Clayfield, Queensland
- 1966 – Doris Emily BULLOCK (nee BUTLER), wife of Thomas Bedwell BULLOCK our third cousin once removed, died at Berowra, New South Wales
- 2001 – Edward WESTON, our half second cousin twice removed, died at Frankston, Victoria
11 April
- 1577 – Hugh ELIOT and Katherine SARE, our 10x-great grandparents, were married at St Albans, Hertfordshire, England
- 1607 – Hugh ELIOT, our 10x-great grandfather, died at St Albans, Hertfordshire, England
- 1989 – William Clark DICKIE, our half second cousin once removed, died
12 April
- 1834 – William Henry HAYWARD, our half first cousin three times removed, was born at Richmond, New South Wales
- 1979 – Roger Knyvett DULHUNTY, our first cousin once removed, married Heather NEWMAN
13 April
- 1772 – Ann STENT, our 4x-great grandmother, was baptised at Wadhurst, Sussex, England
- 1969 – Charles Henry GAWTHORNE, our third cousin once removed, died at Bankstown, New South Wales
- 1980 – Thomas Frederick MACARTHUR, our half third cousin once removed, died at Petersham, New South Wales
- 1982 – Mary Grace SHEPHERD (nee SMITH), our first cousin once removed, died at Narromine, New South Wales
14 April
- 1853 – Daniel James FRAZIER, our half first cousin three times removed, was born at Liberty Plains, New South Wales
- 1872 – Janet PARKER (nee REID), our 3x-great grandmother, died at Galston, Ayrshire, Scotland
- 1900 – James WARD, our first cousin three times removed, died in Queensland
- 2002 – Phoebe Elizabeth FAWBERT (nee BOYDELL), our second cousin once removed, died.
- 2003 –Marguerite Kathleen RODGERS (nee McCLELLAND), our first cousin once removed, died at Coonabarabran, New South Wales
15 April
- 1792 – Mescheech LESTER, our 4x-great uncle, was baptised at Portsea, Hampshire, England
- 1880 – Arthur Duesbury SERGEANT, our half first cousin twice removed, died at Newtown, New South Wales (aged 3)
- 1891 – Frank BIGGS, our 2x-great uncle, married Mary LUCAS at Summer Hill, New South Wales
- 1902 – Lilian DUESBURY, our first cousin three times removed, married George Alexander DICKSON, at Low Harrowgate, Yorkshire, England
- 1908 – Harry SERGEANT, our half first cousin twice removed, married Mabel ANDREWS at Glebe, New South Wales
- 1917 – Isabella PARKINSON, our second cousin twice removed, married Hugh Sylvester McLELLAND at Sydney, New South Wales
- 1982 – Grace Stella SMITH (nee STEVENSON), wife of our great uncle Harold Leslie SMITH, died at Castle Hill, New South Wales
16 April
- 1734 – our 5x-great aunt Mary SMITH was baptised at Wadhurst, Sussex, England
- 1808 – Sarah RICHARDS, our 4x-great aunt, married James JOHNSON at Portsmouth, Hampshire, England
- 1834 – William CRAFT, our half first cousin three times removed, was born at Richmond, New South Wales
- 1840 – Elizabeth CRAFT, our half first cousin three times removed, was born at Campbelltown, New South Wales
- 1852 – Mary Halloran LESTER, our 2x-great aunt, was born at Sydney, New South Wales
- 1920 – Neil Henry LANGDON, husband of our first cousin once removed Ruth Margaret BROWN, was born at Molong, New South Wales
- 1991 – Charles Robert CRAIGIE, our third cousin once removed, died at St Ives, New South Wales
- 1999 – Greyham William HAWKSHAW, our half fourth cousin, died
17 April
- 1823 – Mary Anne SMITH, our 3x-great aunt, was born at Rotherfield, Sussex, England
- 1897 – Harry Douglas WARD, our second cousin twice removed, was born in Queensland
- 1967 – George Henry BROWN, our half third cousin once removed, died at Gunnedah, New South Wales
- 2005 – Olga Mary McCUSKER (nee KENSELL), mother-in-law of our uncle Douglas Gray HAGUE, died at Kanwal, New South Wales
18 April
- 1789 – Thomas BATEUP, our 4x-great uncle, was buried at Wadhurst, Sussex, England
- 1882 – Arthur Lucien CLARSON, our second cousin twice removed, was born at Sydney, New South Wales
19 April
- 1841 – Sarah HAYWARD, our half first cousin three times removed, was born at Penrith, New South Wales
20 April
- 1797 – Thomas READ, our 4x-great uncle, was baptised at Wadhurst, Sussex, England
- 1829 – Eliza Ann HAYWARD, our half first cousin three times removed, was born at Sydney, New South Wales
- 1961 – Priscilla WARD, our first cousin three times removed, was born in Queensland
- 1915 – Alfred CARTER, our half second cousin twice removed, died at Perth, Western Australia
- 1934 – Harry Lester SMITH, our first cousin once removed, married Hazel West BROWNHILL at Wellington, New South Wales
- 1974 – Laurinda Caroline Mary SLADE, our third cousin, died at Malaga, Spain
- 2013 – Reginald John BOYDELL, our second cousin once removed, died
21 April
- 1883 – Harry WARD, our first cousin three times removed, married Mary Ann ROGERS in Queensland
- 1897 – Frederick Ernest CURD, our third cousin twice removed, was born at Derby, England
- 1936 – Joan Elizabeth DAWSON, our second cousin once removed, married Frederick Miller KING at Chatswood, New South Wales
22 April
- 1840 – Ann SMITH, our first cousin four times removed, married Jacob WALLIS at Wadhurst, Sussex, England
- 1844 – Jane WARD, our 3x-great aunt, married Benjamin GAWTHORNE at Richmond, New South Wales
- 1870 – James GRAY, our first cousin three times removed, was born at Kirkintilloch, Dunbartonshire, Scotland
- 1918 – James Stewart McCLELLAND, our great uncle, married Myrtle Marguerite EBERLE, at Albury, New South Wales
- 1944 – Gweneth Margaret GAWTHORNE, our third cousin once removed, married William Robert FERGUSON at Parramatta, New South Wales
23 April
- 1654 – Mary KICHENHAM, our 8x-great aunt was baptised at Wadhurst, Sussex, England
- 1753 – Joseph MEPHAM, our 5x-great grandfather, married Elizabeth RELF, at Cranbrook, Kent, England
- 1834 – Joseph SMITH, our 3x-great uncle, married Mary Cayley OLIVE at Mayfield, Sussex, England
- 1873 – John Ebenezer CRAFT, our half second cousin twice removed, was born at Cookardinia, New South Wales
- 1925 – Henry CROSSING, husband of our 2x-great aunt Martha CROSSING (nee SMITH), died at Quirindi, New South Wales
- 1966 – Essie Adeline SMITH (nee PFAHL), wife of our second cousin once removed Richard Alexander SMITH, died at Goulburn, New South Wales
- 1969 – Amy Martha SMITH, our first cousin twice removed, died at Wahroonga, New South Wales
- 1979 – Richard Ainsworth KITCHEN, husband of our third cousin Helen Mary SMITH, died
24 April
- 1720 – William BIGGS, our 5x-great grandfather, was baptised at Beckington, Wiltshire, England
- 1808 – James PARKER, our 4x-great uncle, was baptised at Galston, Ayrshire, Scotland
- 1833 – George Watts BATEUP, our half 3x-great uncle, was born at Wadhurst, Sussex, England
- 1912 – Kathleen Mary CRAFT, our half third cousin once removed, was born at Wagga Wagga, New South Wales
25 April
- 1960 – Albert Edward Hubert DUESBURY, our third cousin twice removed, died at Dudley, Staffordshire, England
- 1970 – Charles Kingsley PARKINSON, our second cousin twice removed, died at St Leonards, New South Wales
26 April
- 1579 – Mary WOODLAND, our 10x-great aunt, was baptised at Salehurst, Sussex, England
- 1771 – Joseph MEPHAM, our 5x-great uncle, was baptised at Cranbrook, Kent, England
- 1795 – James GRAY, our 4x-great uncle, was born at Cadder, Lanark, Scotland
- 1872 – Maria BIGGS (nee BULLOCK), our 2x-great grandmother, died at Sydney, New South Wales
- 1907 – James GRAY, our 2x-great grandfather, died at Darlinghurst, New South Wales
- 1928 – Henry Hallam PARKINSON, our second cousin twice removed, died in Queensland
27 April
- 1737 – John SMITH, our 5x-great uncle, was baptised at Wadhurst, Sussex, England
- 1786 – John DUESBURY, our first cousin five times removed, was baptised at Derby, England
- 1827 – Sarah WARD, our 3x-great aunt, was born at Richmond, New South Wales
- 1832 – Simmons MANN, our 4x-great grandfather, was buried at Mayfield, Sussex, England
- 1908 – Lindsay Joseph CRAFT, our half third cousin once removed, was born at Wagga Wagga, New South Wales
- 1908 – William James DUESBURY, our second cousin twice removed, married Elizabeth Ann KELLETT at Normanton, Derbyshire, England
- 1908 – John FRAZIER, our half 3x-great uncle, died at Malvern, Victoria
- 1914 – Clifford Kieran RODGERS, husband of our first cousin once removed Kathleen Marguerite McCLELLAND, was born at Orange, New South Wales
28 April
- 1906 – Allen Carlyle McGRATH, our half third cousin once removed, was born at Annandale, New South Wales
- 1910 – Murray Herbert CROSSING, our second cousin once removed, was born at Mudgee, New South Wales
29 April
- 1812 – Mary Ann McGRATH, our half 3x-great aunt, was born at Sydney, Australia
- 1876 – Alfred James Carlisle McGRATH, our half second cousin twice removed, was born at Grenfell, New South Wales
- 1886 – Susan Harriett PARKINSON, our first cousin three times removed, married William Alfred CLARSON at Sydney, New South Wales
- 1921 – John DUESBURY, our first cousin three times removed, died at Bournmouth, Hampshire, England
- 1930 – Wilmot Morie SMITH, our first cousin once removed, married George Geoffrey KISS at Wellington, New South Wales
30 April
- 1809 – Samuel SMITH, our 4x-great uncle, married Lucy FOSTER at Wadhurst, Sussex, England
- 1826 – Harriet Ellen STEVENSON, our 2x-great grandmother, was baptised at Derby, England
- 1859 – Joseph SMITH, our first cousin four times removed, married Charity HAMMOND at Wadhurst, Sussex, England
- 1880 – Norman Harry Lester SMITH, our great uncle, was born at Mudgee, New South Wales
- 1884 – James GRAY, our 2x-great grandfather, married Margaret ANDERSON at Goulburn, New South Wales
- 1886 – Frederick Arthur HAWKSHAW, our half third cousin once removed, was born at St Peters, New South Wales
- 1909 – Thomas Menzies DYMOCK, our third cousin once removed, was born at Berry, New South Wales
- 1987 – Kenneth Henry Walker POWELL, our second cousin once removed, died at Quirindi, New South Wales
- 2009 – Barry John MacARTHUR, our half fourth cousin, died at Lennox Head, New South Wales